*Vertices 2
1 "空气动力学学报" 0.0 0.0 0.0 x_fact 3.225806 y_fact 48.387097
2 "西北工业大学学报" 0.0 0.0 0.0 x_fact 22.580645 y_fact 51.612903
*Matrix 
0.000000 0.668619 
0.668619 0.000000